Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4FLF callsign genealogy
Currently held by Halbert, Craig R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N4FLF's current licensee, walking backwards.
- Halbert, Craig RFLgranted 2017-04-17cancelled 2017-05-05
Successor callsigns
Callsigns held now by people who previously held N4FLF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4FLF, oldest first.
- GREGORY, RAY W VA1998-01-12 → cancelled 2010-01-13
- Halbert, Craig R FL2017-05-05 active